Home / 84,160.92-116,142.78-46,437.72

Finding the Fourth Proportional to 84,160.92, 116,142.78 and 46,437.72

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Solution

The fourth proportional to 84,160.92, 116,142.78 and 46,437.72 is: 64,084.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,160.92 : 116,142.78 = 46,437.72 : x
  2. Step 2: Convert to fraction form
    84,160.92/116,142.78 = 46,437.72/x
  3. Step 3: Cross multiply
    84,160.92x = 116,142.78 × 46,437.72
  4. Step 4: Simplify right side
    84,160.92x = 5,393,405,897.66
  5. Step 5: Solve for x
    x = 5,393,405,897.66/84,160.92
  6. Step 6: Final answer
    x = 64,084.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.